Bitter CD (1973-1979)

The Bitter CD was the first and most iconic car produced by Bitter Cars, a boutique German automaker founded by Erich Bitter. Built from 1973 to 1979, the CD was a luxurious grand tourer that combined Italian-inspired design with American V8 power and German engineering. Only 395 Bitter CDs were produced, making it extremely rare.

Design & Styling

  • “CD” stands for Coupé Diplomat.
  • Exterior styling was influenced by show cars from Frua and Opel’s CD concept from 1969.
  • Long, low fastback profile with flush glass and clean surfaces.
  • Interior featured full leather trim, wood accents, and advanced instrumentation for its time.

Development & Production

  • Based on the Opel Diplomat B luxury sedan, which shared many GM components.
  • Final assembly and coachwork were handled by Baur (also known for BMW convertibles).
  • Bitter leveraged Opel’s parts bin for reliability and servicing ease.
  • Despite strong press reviews, sales were limited due to high pricing (near Ferrari levels) and the oil crisis of the 1970s.

Bitter CD (1973–1979)

Attribute Details
Manufacturer Bitter GmbH (Germany)
Designer Erich Bitter, with inspiration from Frua and Pininfarina
Assembly Baur (Stuttgart, Germany)
Platform Opel Diplomat B
Layout Front-engine, rear-wheel-drive (FR)
Production Approx. 395 units
Body Style 2-door fastback coupe

Mechanical Specifications

Component Specs
Engine 5.4L Chevrolet V8 (327 cu in)
Power Output Approx. 230 PS (227 hp / 169 kW)
Transmission 3-speed GM automatic (Turbo-Hydramatic 400)
Chassis Based on Opel Diplomat B
Suspension Independent all around
Brakes 4-wheel disc brakes
Top Speed ~210 km/h (130 mph)
0–100 km/h ~9 seconds

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